Selection of high-speed analog switch--------The desired effect is that when S4 is closed, S1 S2 S3 are disconnected; when S1 is closed, S2 S3 S4 are disconnected; when S2 is closed, S3 is closed, and...
1. Introduction to RJM8L303 chipRJM8L303 is a low-power security MCU chip launched by Wuhan Ruinajie Electronic Technology Co., Ltd., which adopts an enhanced 80C51 core, has 8KB SRAM and 128KB Flash ...
1993 1. The first newspaper for eating, drinking and having fun, "Fine Shopping Guide" was launched on January 8. 2. The first fashion magazine, "Vogue" magazine was launched in August. 3. Going abroa...
[i=s]This post was last edited by andyzhangcs on 2018-9-11 12:21[/i] As we all know, with the increasing degree of social automation, the demand for automated control in the field of industrial contro...
S7-1200 and S7-1200/S7-1500 S7 communication
The PROFINET communication port of S7-1200 can be used as the server or client of S7 communication (CPU V2.0 and above). S7-1200 only supports S7 u...[Details]
Any transformer has leakage inductance, but the leakage inductance of the switching transformer has a particularly important impact on the performance indicators of the switching power supply . Due...[Details]
Electronic truck scale is a kind of precision weighing equipment, which is widely used in various fields of logistics, warehousing and industrial production. As an electronic weighing instrument, t...[Details]
On June 2, Nikkei Asia reported that Toshiba announced on Thursday that it had received 10 proposals from possible acquisition sponsors and investors, eight of which suggested privatization to increa...[Details]
After Nick Holonyak Jr.
invented LED in
1962
,
LED
became the focus of the world due to its long life and energy saving characteristics. It has developed rapidly, gradually changing from lo...[Details]
At the beginning of the new century, due to the quality problems of Fire-tone tires, a large number of tire blowouts and rollovers caused more than 100 deaths and 400 injuries, which attracte...[Details]
The idea of using trees to develop new batteries for electric vehicles has been questioned by many scientists. But a Japanese papermaker is determined to try to develop the technology. According to...[Details]
Goal: 8x8 dot matrix display numbers It is almost the same as the previous one, just add a few more data #include reg51.h //Because 52.h has the same keyword as SRCLK, use 51. Their cores are the...[Details]
A "cloud" floated over the horizon, inspiring the spirit of power grid enterprises and starting a real business. Whether it is the "ubiquitous power Internet of Things" of the State Grid or the "Di...[Details]
According to foreign media reports, Seoul Robotics, a 3D computer vision company that uses artificial intelligence and machine learning to promote the development of future mobile travel, announced a...[Details]
Buck converter: also known as step-down converter, is a single-tube non-isolated DC converter with an output voltage lower than the input voltage.
In the figure, Q is a switch tube, and i...[Details]
With the end of the online disk war a few years ago, we have now entered an era of oligopoly with Baidu Netdisk as the only dominant player. Many friends complained that 5G is in full swing nowaday...[Details]
A few years ago, people thought that self-driving cars were the "black technology" of the future. But now, if new models launched by mainstream car companies are not equipped with self-driving system...[Details]
As a mechanical flow meter, the volumetric flow meter has the characteristics of no requirement for straight pipes and high measurement accuracy. It is widely used in the measurement of viscous media...[Details]
Use rpm -qa | grep tftp to check whether the tftp server is installed
If not. tftp: yum install tftp* (yum install xinetd tftp tftp-server)
Tftp configuration file is in vi /etc/xinetd.d/...[Details]
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